CN210337935U

CN210337935U - Shallow convenient to unload

Info

Publication number: CN210337935U
Application number: CN201920895017.6U
Authority: CN
Inventors: 宋红; 鲁楠; 冯琳; 李众谋; 袁帅
Original assignee: BEIJING CONSTR ENG
Current assignee: BEIJING CONSTR ENG
Priority date: 2019-06-13
Filing date: 2019-06-13
Publication date: 2020-04-17
Anticipated expiration: 2029-06-13

Abstract

The utility model relates to a cart convenient for unloading, which comprises a mounting frame and wheels, wherein the mounting frame is provided with two mounting seats and two mounting plates, the two mounting seats are fixed on the opposite two sides of the lower part of the mounting frame, four and every two mounting plates are respectively fixed on the lower part of the mounting frame, the wheels are provided with two mounting seats and are rotatably arranged on the two mounting seats, the cart also comprises a cart box, a linkage component and a limiting part, the four side plates are vertically arranged and sequentially and fixedly connected and form two openings, the four side plates are fixed on the mounting frame, the openings are respectively positioned at the upper end and the lower end, the lower parts of the two side plates close to the wheels are provided with fixed supports, two bottom plates are matched with the openings and arranged at the openings at the lower ends, one sides of the bottom plates are provided with lug plates corresponding to the fixed supports, the fixed shafts sequentially penetrate through the fixed supports and the, the limiting part limits the linkage assembly. The utility model has the characteristics of be convenient for unload.

Description

Shallow convenient to unload

Technical Field

The utility model relates to a construction equipment, in particular to shallow convenient to unload.

Background

In the building construction process, need use materials such as grit, when needs use the grit, generally can use the handcart to carry the grit.

At present, the handcart includes frame, railway carriage, wheel, supporting leg and handle, and the outside one side of railway carriage articulates on the frame, and the railway carriage is inside hollow structure and is provided with ascending uncovered, and the rotation of wheel sets up in the frame lower part, and the supporting leg is provided with two and fixes respectively and keep away from the one end that the railway carriage was articulated to incline on the frame, and the handle is provided with two and fixes the one end that is close to the supporting leg on the frame, and wheel and supporting leg make handcart stabilizing support.

When the handcart is used for transporting gravel, workers load the gravel into the carriage and transport the gravel to a destination, and then lift the two handles, so that the carriage reverses and the gravel is unloaded.

The above prior art solutions have the following drawbacks: because the weight of grit is great, so the staff all need consume great physical power when will be equipped with the railway carriage reversal of grit at every turn, and then increased staff's working strength.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a shallow convenient to unload, it has the characteristics of being convenient for unload, reduce heat supply working strength.

The above object of the present invention can be achieved by the following technical solutions: a trolley convenient for unloading comprises a mounting frame and wheels, wherein the mounting frame is of a frame structure, the mounting frame is provided with two mounting seats and two mounting plates, the two mounting seats are respectively and correspondingly fixed on two opposite sides of the lower part of the mounting frame, the four mounting plates are arranged in a group, one group of the four mounting plates are respectively fixed on the lower part of the mounting frame and on the same side of the mounting seats, the two wheels are arranged, mounting shafts are arranged on the wheels and rotatably mounted on the two mounting seats, the trolley further comprises a trolley box, a linkage assembly and a limiting part, the trolley box comprises four side plates, two bottom plates and a fixed shaft, the four side plates are vertically arranged and sequentially and fixedly connected to form two openings, the four side plates are fixed on the mounting frame and are respectively positioned at the upper end and the lower end, the lower parts of the two side plates close to the wheels are provided with fixed supports, one side of bottom plate is provided with the otic placode, the fixed axle pierces through fixing support and otic placode in proper order and with the otic placode rigid coupling.

The linkage assembly comprises two groups, the linkage assembly comprises a first gear, a connecting shaft, a fixing ring, a first spring, a limiting ring, a second gear, a first bevel gear and a second bevel gear, the first gear is fixedly arranged on the fixing shaft, the connecting shaft is rotatably arranged on a group of mounting plates, one end, far away from the wheel, of the connecting shaft is positioned outside the mounting frame and provided with a limiting hole, the fixing ring is fixed at one end, far away from the wheel, of the connecting shaft and positioned between the two mounting plates, the first spring is sleeved on the connecting shaft and positioned between the fixing ring and the mounting plate far away from the wheel, the limiting ring is fixed on the connecting shaft, one side, close to the wheel, of the limiting ring is provided with an inclined plane, the second gear is fixed on the connecting shaft and meshed with the first gear, the axial length of the second gear is greater than that of the first gear, and, the second bevel gear is fixed on the mounting shaft and can be meshed with the first bevel gear.

The limiting piece is fixed on the lower portion of the mounting frame, and after the first bevel gear is meshed with the second bevel gear, the output end of the first bevel gear can abut against one side, away from the wheel, of the limiting ring.

Through adopting above-mentioned technical scheme, the direction pulling that will connect the axial to keep away from the wheel and first spring is compressed between solid fixed ring and mounting panel, use the pin to insert spacing downthehole after spacing hole is located the outside of mounting panel, make first bevel gear and second bevel gear break away from each other, after staff's promotion shallow pushed the grit to the destination, take out the pin, first spring level promoted solid fixed ring makes the connecting axle slide on the mounting panel, and make first bevel gear be close to the second bevel gear, after first bevel gear and second bevel gear meshing, the output of locating part is extruded to the inclined plane of spacing ring, and make the output be located the one side that the spacing ring deviates from the inclined plane, make first bevel gear and second bevel gear keep meshing. Then the two bottom plates are opened, and the gravel flows downwards from between the two bottom plates under the action of self weight, so that the unloading work of the gravel in the carriage is facilitated, and the working strength of workers is reduced; simultaneously, the bottom plate can slow downwardly rotating with the linkage effect of linkage subassembly and wheel for grit in the railway carriage can all not once only fall in the bottom of shallow, and the bottom plate can make the wheel rotate backward through the linkage subassembly when rotating, and under staff's support and wheel pivoted effect, the shallow can slowly remove, finally makes the grit fall along the movement track of shallow, and the grit that reduces and fall hinders the emergence of the condition of wheel pivoted.

The utility model discloses further set up to: the locating part includes buckle closure, shrouding, baffle, second spring and ejector pin, the buckle closure is fixed in the lower part of mounting bracket and its length direction is perpendicular with the length direction of connecting axle, and the one end of buckle closure is opening end and the other end and is the blind end, the open end department at the buckle closure is fixed to the shrouding, the one end that is close to the connecting axle in the buckle closure is set up to the baffle, the second spring is the state of extension and sets up in the buckle closure and its both ends respectively the butt on baffle and shrouding, and the elasticity of first spring is greater than the elasticity of second spring, the ejector pin pierce through the blind end of buckle closure, baffle and shrouding in proper order and with baffle fixed.

Through adopting above-mentioned technical scheme, when the connecting axle is close to the direction of wheel under the impetus of first spring, the inclined plane and the ejector pin butt of spacing ring, the ejector pin drives baffle compression second spring, when first bevel gear and second bevel gear do not mesh, the inclined plane of spacing ring is always with the ejector pin butt, after first bevel gear and second bevel gear mesh completely, first spring promotes the connecting axle and makes the inclined plane of spacing ring no longer with the ejector pin butt, second spring promotes the baffle and makes the ejector pin keep off the one side that deviates from the inclined plane at the spacing ring, make the connecting axle can not remove to the one end of keeping away from first bevel gear, and then first bevel gear and second bevel gear can keep meshing, it is more reliable during the use.

The utility model discloses further set up to: a shallow convenient to unload still include hoisting device, hoisting device includes pivot, runner, limiting plate and wire rope, the pivot pierces through face and connecting axle axial direction vertically curb plate and is close to the one end of seting up spacing hole on the connecting axle, the runner is provided with two and the interval and fixes in one section that the pivot is located the railway carriage, the limiting plate is fixed in the pivot and is located outside the railway carriage, the pivot is rotated under the cooperation of limiting plate and runner and is installed on the curb plate, wire rope is provided with two, and every wire rope's both ends are fixed respectively in the pivot that is located between two runners and on two bottom plates.

Through adopting above-mentioned technical scheme, the staff rotates the pivot, and two wire rope are twined in the pivot between the runner, and along with wire rope's length shortens, the bottom plate can upwards rotate and finally seal the railway carriage bottom, and the staff of being convenient for upwards rotates two bottom plates after accomplishing the unloading.

The utility model discloses further set up to: the trolley convenient to unload further comprises a positioning piece, the positioning piece comprises a ratchet wheel and a pawl, the ratchet wheel is fixed on the rotating shaft and attached to the side plate, the pawl is rotatably arranged on the side plate, the rotating position of the pawl is higher than the highest point of the ratchet wheel, and the pawl can be clamped between teeth on the ratchet wheel and teeth.

Through adopting above-mentioned technical scheme, to after two bottoms that seal the railway carriage, block the pawl between the tooth of ratchet and tooth, the pawl makes ratchet relatively fixed and pivot can not loosen wire rope, and then makes the bottom that two bottom plates can stably seal the railway carriage, simple structure, and it is comparatively convenient to operate.

The utility model discloses further set up to: the lifting device further comprises a hand wheel, and the hand wheel is fixed at one end of the rotating shaft, which is positioned outside the carriage.

By adopting the technical scheme, the radius of the hand wheel increases the force arm when the hand rotates the rotating shaft, so that the labor is saved when the working personnel rotates the rotating shaft through the hand wheel, and the use of the working personnel is facilitated.

The utility model discloses further set up to: the lower part of mounting bracket is provided with four locating parts, four every two of locating parts are a set of, and two sets of correspondences are fixed and are close to the relative both sides in bottom plate length direction both ends in the mounting bracket lower part, and the ejector pin is located the below of bottom plate.

Through adopting above-mentioned technical scheme, after a large amount of grit are equipped with in the railway carriage, every two ejector pins are located the lower part of two bottom plates and can support a bottom plate and bear the gravity of grit to effectively reduce the grit and act on the power of changeing epaxial.

The utility model discloses further set up to: the ejector rod is of a cuboid structure, a wedge-shaped surface is arranged at one end, penetrating through the baffle, of the ejector rod, and the wedge-shaped surface is obliquely and upwards arranged from the position, exposed out of the buckle cover, of the ejector rod to the end part of the ejector rod and is located at the lower part of the ejector rod.

Through adopting above-mentioned technical scheme, after bottom plate and wedge butt, the ejector pin can be automatic remove along its length direction in the buckle closure, and after bottom plate and wedge no longer contacted, the second spring level promoted the baffle and makes the ejector pin resume the normal position and support the bottom plate, and the simplified operation process is convenient for the staff and uses.

The utility model discloses further set up to: the trolley convenient to unload further comprises supporting legs and push rods, the supporting legs and the push rods are all provided with two, the supporting legs are fixedly installed on the installation frame and located at the same side with the two wheels respectively, and the two push rods correspond to the supporting legs and are fixedly installed on the installation frame.

Through adopting above-mentioned technical scheme, two supporting legs and two wheel cooperations can carry out the stable stay to the shallow, and the staff holds the push rod with the hand and is convenient for remove the shallow.

The utility model discloses further set up to: the connecting shaft is far away from one end of the wheel, the hand wheel, the supporting leg and the push rod are all located on the same side.

Through adopting above-mentioned technical scheme, when the staff promoted the shallow and unload, can carry out multinomial operation with one side, need not the staff and operate respectively around the shallow, can save the required time of operation, it is comparatively convenient to use.

To sum up, the utility model discloses following beneficial effect has:

1. by arranging the four side plates, the two bottom plates and the fixed shaft, the two bottom plates are opened, and the gravel flows downwards from between the two bottom plates under the action of self weight, so that the gravel in the carriage can be conveniently unloaded, and the working strength of workers is further reduced;

2. by arranging the buckle cover, the sealing plate, the baffle plate, the second spring and the ejector rod, after the first bevel gear and the second bevel gear are completely meshed, the connecting shaft cannot move to one end far away from the first bevel gear, and further the first bevel gear and the second bevel gear can be meshed, so that the use is more reliable;

3. through setting up pivot, runner, limiting plate and wire rope, the bottom plate can upwards rotate and finally seal the railway carriage bottom, and the staff of being convenient for upwards rotates two bottom plates after accomplishing the unloading.

Drawings

FIG. 1 is a schematic view of a cart for facilitating unloading;

FIG. 2 is a schematic view of a cart for facilitating unloading with the wheels removed;

FIG. 3 is an enlarged partial schematic view of portion A of FIG. 2;

FIG. 4 is a schematic cross-sectional view of a position-limiting element;

fig. 5 is a schematic view of another perspective of the cart for facilitating unloading.

In the figure, 1, a mounting frame; 11. a mounting seat; 12. mounting a plate; 2. a carriage; 21. a side plate; 211. a fixed support; 22. a base plate; 221. an ear plate; 23. a fixed shaft; 3. a wheel; 31. installing a shaft; 4. a linkage assembly; 41. a first gear; 42. a connecting shaft; 43. a fixing ring; 44. a first spring; 45. a limiting ring; 46. a second gear; 47. a first bevel gear; 48. a second bevel gear; 5. a limiting member; 51. covering; 52. closing the plate; 53. a baffle plate; 54. a second spring; 55. a top rod; 56. a connecting rod; 6. a lifting device; 61. a rotating shaft; 62. a rotating wheel; 63. a wire rope; 64. a hand wheel; 7. a positioning member; 71. a ratchet wheel; 72. a pawl; 8. supporting legs; 9. a push rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Examples

Referring to fig. 1, the utility model discloses a shallow convenient to unload, including mounting bracket 1, wheel 3, railway carriage 2, linkage subassembly 4 and locating part 5.

The mounting frame 1 is of a frame structure, the mounting frame 1 is provided with mounting seats 11 and mounting plates 12, the mounting seats 11 are provided with two mounting seats and are respectively and correspondingly fixed on two opposite sides of the lower part of the mounting frame 1, the mounting plates 12 are provided with four mounting plates, every two mounting plates are one group, one group of mounting plates 12 are respectively fixed on the lower part of the mounting frame 1 and on the same side of the mounting seats 11, two wheels 3 are provided, the wheels 3 are provided with mounting shafts 31 and are rotatably mounted on the two mounting seats 11, the compartment 2 comprises four side plates 21, two bottom plates 22 and a fixing shaft 23, the four side plates 21 are vertically arranged and sequentially and fixedly connected and form two openings, the four side plates 21 are fixed on the mounting frame 1 and the openings are respectively positioned at the upper end and the lower end, the lower parts of the two side plates 21 close to the wheels 3 are provided with fixing supports, the fixed shaft 23 penetrates through the fixed support 211 and the ear plate 221 in sequence and is fixedly connected with the ear plate 221.

Referring to fig. 2 and 3, two sets of linkage assemblies 4 are provided, each linkage assembly 4 includes a first gear 41, a connecting shaft 42, a fixing ring 43, a first spring 44, a limiting ring 45, a second gear 46, a first bevel gear 47 and a second bevel gear 48, the first gear 41 is fixedly mounted on the fixing shaft 23, the connecting shaft 42 is rotatably disposed on a set of mounting plates 12, one end of the connecting shaft 42, which is far away from the wheel 3, is located outside the mounting frame 1 and is provided with a limiting hole, the fixing ring 43 is fixed on one end of the connecting shaft 42, which is far away from the wheel 3, and is located between the two mounting plates 12, the first spring 44 is sleeved on the connecting shaft 42 and is located between the fixing ring 43 and the mounting plate 12, which is far away from the wheel 3, the limiting ring 45 is fixed on the connecting shaft 42, one side, which is close to the wheel 3, of the limiting ring 45 is provided with an inclined surface, the second gear, a first bevel gear 47 is fixed to the connecting shaft 42 at an end near the wheel 3, and a second bevel gear 48 is fixed to the mounting shaft 31 and can be engaged with the first bevel gear 47.

The limiting member 5 is fixed at the lower part of the mounting frame 1, and after the first bevel gear is meshed with the second bevel gear, the output end of the first bevel gear can abut against one side of the limiting ring 45 departing from the wheel 3.

When the sand-rock separating device is used, the connecting shaft 42 is pulled in the direction away from the wheel 3, the first spring 44 is compressed between the fixing ring 43 and the mounting plate 12, after the limiting hole is positioned on the outer side of the mounting plate 12, the pin is inserted into the limiting hole by using a pin, so that the first bevel gear 47 and the second bevel gear 48 are separated from each other, when a worker pushes the trolley to push sand and rock to a destination, the pin is pulled out, the first spring 44 horizontally pushes the fixing ring 43 to enable the connecting shaft 42 to slide on the mounting plate 12, the first bevel gear 47 is close to the second bevel gear 48, after the first bevel gear 47 is meshed with the second bevel gear 48, the inclined surface of the limiting ring 45 extrudes the output end of the limiting piece 5, the output end is positioned on the side, away from the inclined surface, of the limiting ring 45, so that the first bevel gear 47 is kept meshed with the second, the discharging work of the sand and stone in the compartment 2 is convenient; simultaneously, bottom plate 22 can slowly rotate downwards with linkage subassembly 4 and wheel 3's linkage effect down for the grit in the railway carriage 2 can all not once only fall the bottom of shallow, and bottom plate 22 can make wheel 3 rotate backward through linkage subassembly 4 when rotating, and under staff's support and wheel 3 pivoted effect, the shallow can slowly move, finally makes the grit fall along the motion trail of shallow, and the grit that reduces to fall hinders the emergence of the pivoted condition of wheel 3.

Referring to fig. 4, the limiting member 5 includes a buckle cover 51, a sealing plate 52, a baffle 53, a second spring 54 and a push rod 55, the buckle cover 51 is fixed at the lower portion of the mounting frame 1, and the length direction of the buckle cover 51 is perpendicular to the length direction of the connecting shaft 42, one end of the buckle cover 51 is an open end and the other end is a closed end, the sealing plate 52 is fixed at the open end of the buckle cover 51, the baffle 53 is disposed at one end of the buckle cover 51 close to the connecting shaft 42, the second spring 54 is disposed in the buckle cover 51 in an extended state, and both ends of the second spring are respectively abutted against the baffle 53 and the sealing plate 52, the elastic force of the first spring 44 is greater than that of the second spring 54, and the push rod 55 sequentially penetrates through the closed end of.

When the connecting shaft 42 is close to the wheel 3 under the pushing action of the first spring 44, the inclined surface of the limiting ring 45 is abutted against the ejector rod 55, the ejector rod 55 drives the baffle plate 53 to compress the second spring 54, when the first bevel gear 47 is not meshed with the second bevel gear 48, the inclined surface of the limiting ring 45 is always abutted against the ejector rod 55, after the first bevel gear 47 is completely meshed with the second bevel gear 48, the first spring 44 pushes the connecting shaft 42 to enable the inclined surface of the limiting ring 45 not to be abutted against the ejector rod 55, the second spring 54 pushes the baffle plate 53 to enable the ejector rod 55 to be blocked on the side, deviating from the inclined surface, of the limiting ring 45, so that the connecting shaft 42 cannot move towards one end far away from the first bevel gear 47, further, the first bevel gear 47 can be kept meshed with the second bevel gear.

In practical use, after the gravel in the container 2 is unloaded, the operator needs to decouple the linkage assembly 4 from the wheel 3 and rotate the two bottom plates 22 upward to block the bottom of the container 2, and for the purpose of rotating the two bottom plates 22 upward, a lifting device 6 is provided for rotating the bottom plates 22 upward and fixing the bottom plates 22 relatively.

Hoisting device 6 includes pivot 61, runner 62, limiting plate and wire rope 63, pivot 61 pierces through face and connecting axle 42 axial direction vertically curb plate 21 and is close to the one end of having seted up spacing hole on the connecting axle 42, runner 62 is provided with two and the interval is fixed in pivot 61 and is located one section of railway carriage 2, the limiting plate is fixed in pivot 61 and is located outside railway carriage 2, pivot 61 rotates under the cooperation of limiting plate and runner 62 and installs on curb plate 21, wire rope 63 is provided with two, the both ends of every wire rope 63 are fixed respectively on being located the pivot 61 between two runners 62 and on two bottom plates 22.

During the use, when accomplishing the back of unloading, the staff rotates pivot 61, and two wire rope 63 are twined on pivot 61 between the runner 62, and along with wire rope 63's length shortens, bottom plate 22 can upwards rotate and finally seal railway carriage 2 bottom, and the staff of being convenient for is accomplished two bottom plate 22 and upwards rotates, and it is comparatively convenient to use after unloading.

Referring to fig. 2, in actual use, after the operator lifts the bottom plates 22 to cover the bottom of the compartment 2, the two bottom plates 22 need to be kept relatively fixed, so that the operator does not need to hold the rotating wheel 62 by hand all the time, and therefore, the positioning member 7 is provided for positioning the rotating shaft 61, so that the bottom plates 22 are stably arranged at the bottom of the compartment 2.

The positioning member 7 comprises a ratchet wheel 71 and a pawl 72, the ratchet wheel 71 is fixed on the rotating shaft 61 and attached to the side plate 21, the pawl 72 is rotatably arranged on the side plate 21, the rotating position of the pawl 72 is higher than the highest point of the ratchet wheel 71, and the pawl 72 can be clamped between teeth on the ratchet wheel 71.

When the device is used, the rotating shaft 61 is rotated in the direction opposite to the opening direction of the teeth on the ratchet wheel 71 to lift the bottom plate 22, after the bottoms of the carriages 2 are sealed by two blocks, the pawl 72 is clamped between the teeth of the ratchet wheel 71, the ratchet wheel 71 is relatively fixed by the pawl 72, the rotating shaft 61 cannot loosen the steel wire rope 63, and then the bottoms of the carriages 2 can be stably sealed by the two bottom plates 22, so that the device is simple in structure and convenient to operate.

Preferably, to further facilitate the positioning of the rotating shaft 61, the ratchet 71 and the pawl 72 are disposed on the side of the side plate 21 outside the compartment 2.

Referring to fig. 2, in order to facilitate the rotation of the rotating shaft 61 by the hand of the worker, a hand wheel 64 is arranged at one end of the rotating shaft 61, which is located outside the compartment 2, and the radius of the hand wheel 64 increases the force arm when the rotating shaft 61 is rotated by the hand, so that the worker can rotate the rotating shaft 61 by the hand wheel 64 with less effort, and the use of the worker is facilitated.

Referring to fig. 2, in practical use, after sand is loaded in the compartment 2, the sand has a heavy weight, so that the sand can act on the rotating shaft 61 through the steel wire rope 63 with a heavy weight, and in order to reduce the force exerted on the rotating shaft 61 by the sand, four limiting members 5 are further provided, wherein each two limiting members are a group and two groups are correspondingly fixed on the lower portion of the mounting frame 1 near the two opposite sides of the two ends of the bottom plate 22 in the length direction, and the push rod 55 is located below the bottom plate 22.

When the vehicle is used, after a large amount of sand is filled in the compartment 2, every two ejector rods 55 are positioned at the lower parts of the two bottom plates 22 and can support one bottom plate 22 and bear the gravity of the sand, so that the force of the sand acting on the rotating shaft 61 is effectively reduced; when unloading, the worker first disengages the pawl 72 from the ratchet 71, and then pulls the top rod 55 away from the baffle 53, and the bottom plate 22 starts to rotate downward under the gravity of the sand.

Referring to fig. 4, in actual use, when the bottom plate 22 is rotated upward, a worker needs to pull the push rod 55 in advance to move the bottom plate 22, and the operation process is complicated, so that the push rod 55 is improved as follows.

The push rod 55 is a rectangular parallelepiped, and a wedge-shaped surface is provided at one end of the push rod 55 penetrating the baffle 53, and the wedge-shaped surface is obliquely opened upward from the position where the push rod 55 is exposed out of the buckle cover 51 to the end part and is located at the lower part of the push rod 55.

During the use, when bottom plate 22 upwards rotates, after bottom plate 22 and the butt of wedge-shaped surface, ejector pin 55 can be automatic to remove along its length direction in buckle closure 51, and after bottom plate 22 and the no longer contact of wedge-shaped surface, second spring 54 level promoted baffle 53 and made ejector pin 55 resume the normal position and support bottom plate 22, and the simplified operation process is convenient for the staff and uses.

Preferably, a connecting rod 56 is arranged between the two limiting members 5 corresponding to the end portions of the two bottom plates 22 in the length direction, the connecting rod 56 is connected to one end of the two ejector rods 55 away from the wedge-shaped surface, and a worker can pull the connecting rod 56 to enable the two ejector rods 55 to simultaneously remove the support of the two bottom plates 22, so that the structure is simple and the use is convenient.

Referring to fig. 2, the cart convenient for discharging further comprises supporting legs 8 and push rods 9, the supporting legs 8 and the push rods 9 are both provided with two, the supporting legs 8 are fixedly installed on the installation frame 1 and are located at the same side with the two wheels 3 respectively, and the two push rods 9 are corresponding to the supporting legs 8 and are fixedly installed on the installation frame 1.

The two supporting legs 8 are matched with the two wheels to stably support the cart, and a worker holds the push rod 9 by hands to move the cart conveniently.

Preferably, one end of the connecting shaft 42, which is far away from the wheel 3, the hand wheel 64, the supporting leg 8 and the push rod 9 are all located on the same side, when a worker pushes the cart and unloads materials, multiple operations can be performed on the same side, the worker does not need to operate around the cart respectively, the time required by the operation can be saved, and the use is convenient.

The embodiment of this embodiment is the utility model discloses preferred embodiment is not according to this restriction the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a shallow convenient to unload, includes mounting bracket (1) and wheel (3), and mounting bracket (1) is frame construction, be provided with mount pad (11) and mounting panel (12) on mounting bracket (1), mount pad (11) are provided with two and correspond respectively and fix in the relative both sides in mounting bracket (1) lower part, mounting panel (12) are provided with four and per two and are a set of, and a set of mounting panel (12) are fixed respectively in mounting bracket (1) lower part and in the same one side of mount pad (11), wheel (3) are provided with two, are provided with installation axle (31) on wheel (3) and rotate and install on two mount pads (11), its characterized in that: the wheel vehicle is characterized by further comprising a vehicle box (2), a linkage assembly (4) and a limiting part (5), wherein the vehicle box (2) comprises four side plates (21), two bottom plates (22) and a fixed shaft (23), the four side plates (21) are vertically arranged and are sequentially and fixedly connected to form two openings, the four side plates (21) are fixed on the mounting frame (1) and are respectively positioned at the upper end and the lower end of the opening, a fixed support (211) is arranged on the lower portion of each side plate (21) close to the wheel (3), the two bottom plates (22) are matched with the openings and are arranged at the opening at the lower end, an ear plate (221) is arranged on one side of each bottom plate (22), and the fixed shaft (23) sequentially penetrates through the fixed support (211) and the ear plate (221) and is fixedly connected;

the linkage assembly (4) is provided with two groups, the linkage assembly (4) comprises a first gear (41), a connecting shaft (42), a fixing ring (43), a first spring (44), a limiting ring (45), a second gear (46), a first bevel gear (47) and a second bevel gear (48), the first gear (41) is fixedly arranged on the fixing shaft (23), the connecting shaft (42) is rotatably arranged on a group of mounting plates (12), one end, far away from the wheel (3), of the connecting shaft (42) is positioned outside the mounting frame (1) and provided with a limiting hole, the fixing ring (43) is fixed at one end, far away from the wheel (3), of the connecting shaft (42) and positioned between the two mounting plates (12), the first spring (44) is sleeved on the connecting shaft (42) and positioned between the fixing ring (43) and the mounting plate (12) far away from the wheel (3), and the limiting ring (45) is fixed on the connecting shaft (42), one side, close to the wheel (3), of the limiting ring (45) is provided with an inclined surface, the second gear (46) is fixed on the connecting shaft (42) and meshed with the first gear (41), the axial length of the second gear (46) is larger than that of the first gear (41), the first bevel gear (47) is fixed at one end, close to the wheel (3), of the connecting shaft (42), and the second bevel gear (48) is fixed on the mounting shaft (31) and can be meshed with the first bevel gear (47);

the limiting piece (5) is fixed to the lower portion of the mounting frame (1), and after the first bevel gear (47) is meshed with the second bevel gear (48), the output end of the limiting piece can abut against one side, away from the wheel (3), of the limiting ring (45).

2. The cart facilitating unloading of claim 1, wherein: the limiting piece (5) comprises a buckle cover (51), a sealing plate (52), a baffle plate (53), a second spring (54) and a push rod (55), the buckle cover (51) is fixed at the lower part of the mounting frame (1) and the length direction of the buckle cover is vertical to the length direction of the connecting shaft (42), one end of the buckle cover (51) is an open end and the other end is a closed end, the closing plate (52) is fixed at the open end of the buckle cover (51), the baffle plate (53) is arranged at one end of the buckle cover (51) close to the connecting shaft (42), the second spring (54) is arranged in the buckle cover (51) in an extending state, two ends of the second spring are respectively abutted against the baffle plate (53) and the sealing plate (52), the elastic force of the first spring (44) is larger than that of the second spring (54), the ejector rod (55) penetrates through the closed end of the buckle cover (51), the baffle plate (53) and the seal plate (52) in sequence and is fixedly connected with the baffle plate (53).

3. The cart facilitating unloading of claim 1, wherein: the cart convenient for unloading further comprises a lifting device (6), wherein the lifting device (6) comprises a rotating shaft (61), a rotating wheel (62), a limiting plate and a steel wire rope (63), the rotating shaft (61) penetrates through the side plate (21) with the plate surface vertical to the axial direction of the connecting shaft (42) and is close to one end of the connecting shaft (42) provided with a limiting hole, the rotating wheels (62) are provided with two parts which are fixed on one section of the rotating shaft (61) positioned in the compartment (2) at intervals, the limiting plate is fixed on the rotating shaft (61) and is positioned outside the compartment (2), the rotating shaft (61) is rotatably arranged on the side plate (21) under the matching of the limiting plate and the rotating wheel (62), the number of the steel wire ropes (63) is two, and two ends of each steel wire rope (63) are respectively fixed on the rotating shaft (61) between the two rotating wheels (62) and the two bottom plates (22).

4. The cart facilitating unloading of claim 3, wherein: the utility model provides a shallow convenient to unload still includes setting element (7), setting element (7) include ratchet (71) and pawl (72), ratchet (71) are fixed on pivot (61) and are laminated with curb plate (21), pawl (72) rotate to be set up on curb plate (21), pawl (72) pivoted position is higher than the peak of ratchet (71), pawl (72) can block between tooth and the tooth on ratchet (71).

5. The cart facilitating unloading of claim 3, wherein: the lifting device (6) further comprises a hand wheel (64), and the hand wheel (64) is fixed at one end, located outside the compartment (2), of the rotating shaft (61).

6. The cart facilitating unloading of claim 3, wherein: the lower part of mounting bracket (1) is provided with four locating part (5), every two are a set of, and two sets of correspondences are fixed and are close to the relative both sides in bottom plate (22) length direction both ends in mounting bracket (1) lower part, and ejector pin (55) are located the below of bottom plate (22).

7. The cart facilitating unloading of claim 6, wherein: the ejector rod (55) is of a cuboid structure, a wedge-shaped surface is arranged at one end, penetrating through the baffle (53), of the ejector rod (55), and the wedge-shaped surface is obliquely and upwards arranged from the position, exposed out of the buckle cover (51), of the ejector rod (55) to the end part of the ejector rod and is located at the lower part of the ejector rod (55).

8. The cart facilitating unloading of claim 5, wherein: the cart convenient to unload further comprises supporting legs (8) and push rods (9), wherein the supporting legs (8) and the push rods (9) are all provided with two, the supporting legs (8) are fixedly installed on the installation frame (1) and are located on the same side with the two wheels (3) respectively, and the two push rods (9) correspond to the supporting legs (8) and are fixedly installed on the installation frame (1).

9. The cart facilitating unloading of claim 8, wherein: one end of the connecting shaft (42), which is far away from the wheel (3), of the hand wheel (64), the supporting leg (8) and the push rod (9) are located on the same side.